PHP & Google API

Need script that can run on my dedicated linux server Want to key in phrases and URL Runs query on Google and returns rank position and date found Cron jobs runs weekly and returns postion and date and keeps record of progress for the ranking in simple table Obviously would like option to be able to add several campaigns and enter relevant keyphrases to check Also possible to either select for each campaign, the search engine to query..i.e. google com, [login to view URL] etc